utils.py

########################################################################### Copyright 2009 Carlos Ribeiro## This file is part of Radio Tray## Radio Tray is free software: you can redistribute it and/or modify# it under the terms of the GNU General Public License as published by# the Free Software Foundation, either version 1 of the License, or# (at your option) any later version.## Radio Tray is distributed in the hope that it will be useful,# but WITHOUT ANY WARRANTY; without even the implied warranty of# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the# GNU General Public License for more details.## You should have received a copy of the GNU General Public License# along with Radio Tray. If not, see <http://www.gnu.org/licenses/>.###########################################################################from os.path import exists, join
try:
import pygtk
pygtk.require("2.0")
import dbus
import dbus.service
except:
passtry:
import gtk
except ImportError, e:
print str(e)
raise SystemExit
def load_ui_file(name):
import common
ui = gtk.Builder()
ui.add_from_file(join(common.DEFAULT_CFG_PATH, name))
return ui
paths = ("/usr/local/share/radiotray","/usr/share/radiotray")
def tryopen(filename):
"""Returns a reading file handle for filename, searching through directories in the supplied paths."""try:
f = open(filename)
return f
except IOError, e:
for p in paths:
try:
f = open(join(p,filename))
return f
except IOError, e:
0
raise IOError, "Unable to find file "+filename
def findfile(filename):
"""Looks for filename, searching a built-in list of directories; returns the path where it finds the file."""if exists(filename): return filename
for p in paths:
x = join(p,filename)
print x
if exists(x): return x
def html_escape(text):
"""Produce entities within text."""
html_escape_table = {
"&": "&amp;",
'"': "&quot;",
"'": "&apos;",
">": "&gt;",
"<": "&lt;",
}
return"".join(html_escape_table.get(c,c) for c in text)